jacobus



(No Model.)

0. G. JAUOBUS. WHIPPLETREE HOOK.

Patented'Dec. 1, 1885.

aiiesb fifwfiw Charles aJac ibus 'D'ugnpher, Washingicn. a. c.

1T TW 1 i "W tJNlTED stares PA'lnNT CHARLES G. JACOBUS, OF CEDAR GROVE,NEW JERSEY, ASSlGNOR TO 6 HERBERT H. JACOBUS, OF BROOKLYN, NEXV YORK.

Wi-HFFLETREE=HOOK.

SPBGEPICATEOB? foi'i..i 1ig part of Letters Patent No. 331,715, datedDecember 1, 1885.

(X model.)

To all whom it may concern: the spring. as indicated in Fig. 5. As thusBe it known that I, CHARLES G. JACOBUS, a arranged the bar is notweakened, as might citizen of the United States, residing at Cedar bethe result if abolt-perforation were made Grove, in the county of Essexand State of therethrough, and insures the full strength of 5 NewJersey, haveinvcntedccrtain new and usethe whil'lictreebar. The springscl may be ful Improvements in Draft-Bars or XVhiiilemade separate andbolted to the bar, as in trees; and I do hereby declare the followingFig. 1, or a single spring extending from one to be a full, clear, andexact description of the bolt-hook to the other, as in Fig. 2, he used.invention, such as will enable others skilled XVhile the play of thesprings under the IO in the art to which it appertains to make andmovement of the horse is thought sufficient use the same, referencebeinghad to the accointo prevent the rubbing and irritation of thepanying drawings, and to letters of reference collar upon the shouldersof the horse, still marked thereon, which form a part of this theboltliook or clips may be attached upon specification. the whiffletreefor a single shaft, and are 15 In said drawings, above referred to,Figure 1 preferably secured thereto for a double pole.

is a top view of aportion of a pair of shafts Countersunk in the tree atthe point where having my improved device attached thereto. the end ofthe hook strikes the said tree is a Fig. 2 is also a plan of a pair ofshafts showpiece or cushion of rubber, g, which prevents ing one methodof construction. Fig. 3 is a the noise resulting from the movement ofthe 20 plan of a whiii'letree. Fig. 4 is a top view of parts.

a form adapted for heavy draft, and Fig. 5 is To attach the trace tollldllOOk the hook 7O a section through the cross-bar of the shaft on isdrawn away from the tree, so that the trace the line 0:. can be adjustedthereon, and the force of the The object of inyinvention is twofold-via,spring returns the spring to the position indi- 2 to provide a simpleand safe device for securcatcd in Fig. 1, thus holding the tracesecurely ing the traces to the shafts, and, furthermore, thereon. Underthe pull of the horse the hook to relieve the horse of the dead-weightin is drawn away from the bar I), as dotted on starting a heavy load.Fig. 1; but when the draft of the horse stops,

The invention consists in the device and in the hook, under the force ofthe spring, re

0 the combination of elements therein, substant ns to its normalposition. By this artially as illustrated in the drawings, andderangcinent it will be apparent that the trace So scribed and clail lcdhereinafter. will not be liable to become detached from the As indicatedin the drawings, my invention hook, since the draft of the horse holdsthe 001151548 0f 3 1100K to which the trace is traces taut when the hookis pulled away from 5 attached, which, for light wagons, passes the barI), and the return of the hook to its through the whiflletrec-bar b, orthe Whifiie normal position prevents the disengagement tree itself, 0,an is sec red to a spring, (I, of the trace when the draft of the horsestops. w ch is bolted to One Side Of t e h l 5 0 The spring-andhookdevice not only serves UB8 0, 8S F 1 a 3- T e 1 0 in s to hold the tracesccurely,but also relieves the 40 form of construction is preferablyattached to horse of the dead-weight in starting the load the spring bypassing through an eye, (1, in by strengthehing the spring. the endthereof, and provided with a nut, a, I am aware that spring-actuatedhooks for which prevents the disengagement of the hook whifllctrees havebeen dcvisedsuch as shown from the spring. in the patent to A gar, No.145,826. Therefore 45 F01 heavy draft, where strength is desired, I donot, desire to cover, broadly, a. spring- I prefer the deviceillustrated in Figs. 4: and actuated Whlll'lGlil'BBhOQk; but, 5, whichconsists of a clip or clcvis, 6, having Having thus described myinvention, what I a hook, a, and arinsf, which extend over and laimisunder the bar I) and are bolted to the end of In a trace'holdingdevice, the combination,

Application filed May 11,1585.

Serial No. 165,022.

with a \vhiltletree-bar, as I), of a spring-arm, In testimony that Iclaim the foregoing I d, bolted to one side of said bar, a clip throughhave hereunto set my hand this 22d day of which the whiffletree-barpasses, having arms April, 1885. f secured to said spring, and a book,a, the

5 end of which is normally held in engagement with the opposite side ofthe whiffietree-bar to which the spring is bolted, by the force ofVitnesses: the said spring, and an elastic cushion, g, FREDK. F.CAMPBELL, countersunk in said whiffletree-bar, substan- B. L. MCNULTY.

1o tially as and for the purpose set forth. 1

CHARLES G. JACOBUS.

